Combines Lower Mast Extensions with the One-Piece Adjustable Mast or the Two-Piece Upper Mast. Eliminates the need for custom-length masts. The Upper Mast provides additional solutions for height-restrictive applications. The Miller DuraHoist Two-Piece Adjustable Mast system comprised of the DH-23 and DH-22 Series (Lower Mast Extensions), are designed to provide additional solutions when extra operating reach is required. The Two-Piece Mast system allows use of components in various configurations and applications. Multiple winches and/or self retracting lifeline systems may be mounted as required. Tool-less design breaks the system into lightweight, manageable components for storage, transport, and setup.
Zinc Plated Aluminum
Powder coated yellow for safety
DH-23
204kg working load
Adjustable Length: 0.76m - 1.21m
Weight: 13.2 kg
DuraHoist Adjustable Offset Upper Mast
The two-piece mast system (DH-21 plus DH-22_** extension) delivers flexible height solutions for confined spaces, (beyond the DH-3 one-piece mast) featuring modular configurations supporting multiple winches and lifeline systems. Tool-less assembly ensures lightweight portability and rapid deployment.
Zinc Plated Aluminum
Powder coated yellow for safety
DH-21
12-29 inch adjustable offset upper mast
Weight: 10.5kg
DuraHoist Lower Mast Extensions
The DH-22 lower mast extensions are designed to provide additional solutions for height-restrictive applications beyond what the DH-3 one-piece mast allows, and eliminates the need for custom-length masts. The two-piece mast system enables various configurations and applications. Multiple winches and/or self-retracting lifeline systems may be mounted as required. The tool-less design breaks the system into lightweight components for easy storage, transport, and setup
Note: Mast Extensions are designed to withstand the proof load rating of all standard Miller DuraHoist masts.
Zinc Plated Aluminum / Steel
Powder coated yellow for safety
DH-22_21
Rated Capacity: 204kg
Length: 0.53m
Weight: 6.4kg
DH-22_33
Rated Capacity: 204kg
Length: 0.83m
Weight: 7.7kg
DH-22_45
Rated Capacity: 204kg
Length: 1.14m
Weight: 9.1kg
DuraHoist Three-Piece Portable Base 0.73m Offset DH-4
The Miller DuraHoist Three-Piece Portable Base is constructed of lightweight powder-coated aluminum and feature adjustable screws and a built-in level indicator for easy set-upon uneven surfaces. Three lightweight components for easy transport and storage. No tools required
Maximum 0.74 m offset
Weight: 27.7kg
DuraHoist 2-ft. Vehicle Hitch Mount 0.61m Extension DH-13
DuraHoist Vehicle Hitch Mount Sleeve 0.74m Offset DH-12
The DuraHoist Vehicle Hitch Mount system integrates seamlessly into standard 5cm receiver hitches, establishing a dependable portable anchor point for confined space operations, rescue procedures, and fall protection systems. The DH-13 extension module positions between the DH-12 sleeve and the host vehicle, extending the operational perimeter and enabling vehicle placement at strategic distances from entry points—a critical advantage in complex rescue scenarios requiring optimal positioning and safety standoff.
Zinc Plated Steel
ASTM Designation B633-85,Type II, SC2
Working Load: 204kg
DH-13 Weight: 7.7kg
DH-12 Weight: 22.2Kg
DuraHoist Portable Fall Arrest Anchor Post DH-AP-1
Delivers three independent swivel tie-off points for secure fall arrest anchorage, accommodating up to three workers in any configuration. Features a three-stage, four-position telescoping design with aluminum construction for efficient portability and setup. Integrated leveling screws enable precise vertical alignment on inclines up to 15 degrees. Offers both portable and fixed base options for adaptive deployment across varied work environments. Adjustable height range spans 0.83 m to 1.45 m across three telescoping stages, providing flexibility for diverse application requirements.
Zinc Plated Steel & Aluminum
ASTM Designation B633- 85, Type II, SC2, CS-500 Lechant/Sealant Process
Weight: 17.2kg
Miller's commitment to engineering excellence ensures durability, user safety, and compliance with stringent industry protocols. For professionals requiring trusted equipment that combines technical sophistication with practical reliability. The Miller standard exemplifies superior design and rigorous safety compliance.
Choose Miller for your lifting and rigging needs and experience the perfect blend of quality and safety!
